Which of the following choices best describes the sequence scientists typically use in the beginning stages of their investigations about how nature works?
a. analyze data -> search literature -> perform experiment -> identify a problem -> ask a question
b. ask a question -> search literature -> perform experiment -> analyze data -> identify a problem
c. search literature -> ask a question -> identify a problem -> analyze data -> perform experiment
d. identify a problem ->search literature -> ask a question -> perform experiment -> analyze data
e. ask a question->search literature -> identify a problem -> perform experiment -> analyze data
D
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Which of the following functions do the general circulation models provide?
A. simulation of local climate B. prediction of temperature changes C. daily forecasts of severe weather D. predictions of hurricane intensity
The oil spill resulting from the 2010 Deepwater Horizon disaster ________
A) is considered a minor incident compared to other oil spills B) was quickly cleaned up preventing loss of wildlife and damage to fisheries C) resulted in a permanent ban on all offshore drilling in U.S. coastal waters D) eclipsed all non-point oil spills by 500% E) is the largest accidental oil spill in world history, causing damage to marine and coastal ecosystems
Which hypothesis best explains the continuous bend in the Hawaiian Islands-Emperor Seamount chain?
a) The trench associated with the formation of this feature has a continuous bend in it. b) This feature results from two independent mantle plumes that merged to create the appearance of a bend. c) The direction of plate motion shifted over time over a stationary mantle plume (hot spot). d) The location of the mantle plume that formed this feature drifted over time. e) The mid-ocean ridge that forms this feature has a continuous bend in it.
The albedo of Earth's surface is only about 4%, yet the combined albedo of Earth and its atmosphere is about 30%. Which set of conditions below best explains why this is so?
A) high albedo of clouds; low albedo of water B) high albedo of clouds; high albedo of water C) low albedo of clouds; low albedo of water D) low albedo of clouds; high albedo of water